Insulating a home costs £2000 and saves £50 a year. What is the payback time?

40 years.

Answered by Leo T. Physics tutor

2757 Views

See similar Physics GCSE tutors

Related Physics GCSE answers

All answers ▸

Which of the following are magnetic materials? Copper, Cobalt, Carbon, Nickel


How to remember what is Ideal Gas Law?


A jug containing 0.250 kg of liquid is put into a refrigerator. Its temperature decreased from 20°C to 15°C. The amount of energy transferred from the liquid was 5,250 J. Calculate the specific heat capacity of the liquid.


Car 1 has a of mass 1000kg and is going at 20m/s. Car 2 has the same mass as Car 1 and is stationary. If they collide and travel together as one unit in the same direction as Car 1 was going, calculate the speed of the unit after the collision.


We're here to help

contact us iconContact usWhatsapp logoMessage us on Whatsapptelephone icon+44 (0) 203 773 6020
Facebook logoInstagram logoLinkedIn logo

© MyTutorWeb Ltd 2013–2024

Terms & Conditions|Privacy Policy